diff --git a/requirements_dev.txt b/requirements_dev.txt
index cfe36f7..249f8cd 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,4 +1,4 @@
-black==23.3.0
+black==23.9.1
 pylint==2.17.4
 pytest==7.3.2
 pytest-pinned==0.4.2